51068560

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6581}}^1$

素因数の和:6691

約数の個数: 40

約数和(自身を含む): 119976696

約数和(自身を除く): 68908136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 6581, 7760, 13162, 26324, 32905, 52648, 65810, 105296, 131620, 263240, 526480, 638357, 1276714, 2553428, 3191785, 5106856, 6383570, 10213712, 12767140, 25534280, 51068560]

約数ペア:

[(1, 51068560), (2, 25534280), (4, 12767140), (5, 10213712), (8, 6383570), (10, 5106856), (16, 3191785), (20, 2553428), (40, 1276714), (80, 638357), (97, 526480), (194, 263240), (388, 131620), (485, 105296), (776, 65810), (970, 52648), (1552, 32905), (1940, 26324), (3880, 13162), (6581, 7760)]